package com.sky.mapper;

import com.sky.entity.ShoppingCart;
import org.apache.ibatis.annotations.Delete;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Update;

import java.util.List;

@Mapper
public interface ShoppingCartMapper {

    /**
     * 动态条件查询
     *
     * @param shoppingCart
     * @return
     */
    List<ShoppingCart> list(ShoppingCart shoppingCart);

    /**
     * 根据id修改购物车数量
     *
     * @param cart
     */
    @Update("update sky_take_out.shopping_cart set number = #{number} where id = #{id}")
    void updateNumberById(ShoppingCart cart);

    /**
     * 插入购物车
     *
     * @param shoppingCart
     */
    @Insert("insert into sky_take_out.shopping_cart" +
            "(name, image, user_id, dish_id, setmeal_id, dish_flavor, amount, create_time)  " +
            "values (#{name},#{image},#{userId},#{dishId},#{setmealId},#{dishFlavor},#{amount},#{createTime})")
    void insert(ShoppingCart shoppingCart);

    /**
     * 清空购物车
     */
    @Delete("delete from sky_take_out.shopping_cart where user_id = #{userId}")
    void cleanShoppingCart(ShoppingCart shoppingCart);

    /**
     * 删除购物车中一个商品
     * @param id
     */
    @Delete("delete from sky_take_out.shopping_cart where id = #{id}")
    void deleteById(Long id);
}
